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revert commit ‘Fix generated column bug’

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This commit is contained in:
2149
2023-07-10 09:11:56 +00:00
committed by ob-robot
parent 2bd13e6946
commit 335db9ca4d
4 changed files with 22 additions and 116 deletions
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36
src/sql/resolver/ob_resolver_utils.cpp
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@ -4424,6 +4424,19 @@ int ObResolverUtils::resolve_generated_column_expr(ObResolverParams &params,
LOG_WARN("transform udt col expr for generated column failed", K(ret));
}
}
if (OB_SUCC(ret) &&
(ObResolverUtils::CHECK_FOR_FUNCTION_INDEX == check_status ||
ObResolverUtils::CHECK_FOR_GENERATED_COLUMN == check_status)) {
if (OB_FAIL(ObRawExprUtils::check_is_valid_generated_col(expr, expr_factory->get_allocator()))) {
if (OB_ERR_ONLY_PURE_FUNC_CANBE_VIRTUAL_COLUMN_EXPRESSION == ret
&& ObResolverUtils::CHECK_FOR_FUNCTION_INDEX == check_status) {
ret = OB_ERR_ONLY_PURE_FUNC_CANBE_INDEXED;
LOG_WARN("sysfunc in expr is not valid for generated column", K(ret), K(*expr));
} else {
LOG_WARN("fail to check if the sysfunc exprs are valid in generated columns", K(ret));
}
}
}
const ObObjType expr_datatype = expr->get_result_type().get_type();
const ObCollationType expr_cs_type = expr->get_result_type().get_collation_type();
const ObObjType dst_datatype = generated_column.get_data_type();
@ -4532,29 +4545,6 @@ int ObResolverUtils::resolve_generated_column_expr(ObResolverParams &params,
LOG_WARN("inconsistent datatypes", K(expr->get_result_type().get_type()));
}
}
if (OB_SUCC(ret) &&
(ObResolverUtils::CHECK_FOR_FUNCTION_INDEX == check_status ||
ObResolverUtils::CHECK_FOR_GENERATED_COLUMN == check_status)) {
ObExprResType cast_dst_type;
ObCastMode cast_mode;
cast_dst_type.set_meta(generated_column.get_meta_type());
cast_dst_type.set_accuracy(generated_column.get_accuracy());
ObRawExpr *expr_with_implicit_cast = NULL;
if (OB_FAIL(ObSQLUtils::get_default_cast_mode(false, 0, session_info, cast_mode))) {
LOG_WARN("get_default_cast_mode failed", K(ret));
} else if (OB_FAIL(ObRawExprUtils::try_add_cast_expr_above(expr_factory, session_info,
*expr, cast_dst_type, cast_mode, expr_with_implicit_cast))) {
LOG_WARN("try add cast above failed", K(ret));
} else if (OB_FAIL(ObRawExprUtils::check_is_valid_generated_col(expr_with_implicit_cast, expr_factory->get_allocator()))) {
if (OB_ERR_ONLY_PURE_FUNC_CANBE_VIRTUAL_COLUMN_EXPRESSION == ret
&& ObResolverUtils::CHECK_FOR_FUNCTION_INDEX == check_status) {
ret = OB_ERR_ONLY_PURE_FUNC_CANBE_INDEXED;
LOG_WARN("sysfunc in expr is not valid for function index", K(ret), KP(expr_with_implicit_cast));
} else {
LOG_WARN("sysfunc in expr is not valid for generated column", K(ret), KP(expr_with_implicit_cast));
}
}
}
if (OB_FAIL(ret)) {
} else if (OB_FAIL(ObDDLResolver::print_expr_to_default_value(*expr, generated_column,
params.schema_checker_, session_info->get_timezone_info()))) {